Finding the Fourth Proportional to 2,218,457.79, 3,061,471.82 and 1,199,862.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,457.79 : 3,061,471.82 = 1,199,862.54 : x
2. Step 2: Convert to fraction form
   2,218,457.79/3,061,471.82 = 1,199,862.54/x
3. Step 3: Cross multiply
   2,218,457.79x = 3,061,471.82 × 1,199,862.54
4. Step 4: Simplify right side
   2,218,457.79x = 3,673,345,348,084.31
5. Step 5: Solve for x
   x = 3,673,345,348,084.31/2,218,457.79
6. Step 6: Final answer
   x = 1,655,810.34